CN106301324A - Pressure sensitive press-key structure and there is the terminal unit of this pressure sensitive press-key structure - Google Patents
Pressure sensitive press-key structure and there is the terminal unit of this pressure sensitive press-key structure Download PDFInfo
- Publication number
- CN106301324A CN106301324A CN201510306889.0A CN201510306889A CN106301324A CN 106301324 A CN106301324 A CN 106301324A CN 201510306889 A CN201510306889 A CN 201510306889A CN 106301324 A CN106301324 A CN 106301324A
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- China
- Prior art keywords
- terminal unit
- pressure sensitive
- pressure
- structural framing
- key structure
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/965—Switches controlled by moving an element forming part of the switch
- H03K17/97—Switches controlled by moving an element forming part of the switch using a magnetic movable element
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/965—Switches controlled by moving an element forming part of the switch
- H03K17/975—Switches controlled by moving an element forming part of the switch using a capacitive movable element
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04105—Pressure sensors for measuring the pressure or force exerted on the touch surface without providing the touch position
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Computer Security & Cryptography (AREA)
- Multimedia (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Abstract
The invention belongs to button technical field, particularly relate to pressure sensitive press-key structure and there is the terminal unit of this pressure sensitive press-key structure, it is intended to solve the mechanical key in existing terminal unit take up room relatively big, easily water inlet, complete machine structure intensity is more weak, reliability is poor and the technical problem of easy generation false touch.The present invention realizes pressure measxurement by a kind of freely-supported beam type pressure sensitive assembly.When user applies pressure in pressing area, pressure is transferred on the first fulcrum by terminal unit structural framing, and pressure transmission is on elastic carrier plate subsequently.Simultaneously because support member is fixed on terminal unit structural framing, user applies the reaction force acts of power on the second fulcrum, and pressure all concentrates on elastic carrier plate.Elastic carrier plate under pressure, deforms.Pressure transducer detects the deformation of elastic carrier plate, and pressure transducer output pressure signal, to pressure sensitive testing circuit, exports after analyzing and processing to processor and carries out action.
Description
Technical field
The invention belongs to button technical field, particularly relate to pressure sensitive press-key structure and there is this pressure sensitive
The terminal unit of press-key structure.
Background technology
Terminal unit of the prior art, such as mobile phone and panel computer, all uses mechanical key to realize terminal
The switching on and shutting down of equipment and volume adjusting etc..Refer to Fig. 1, owing to mechanical key needs certain stroke
Can come into force, so needing to offer one on terminal unit structural framing 201 for accommodating mechanical key keycap
The installing hole 2011 of 202.When user presses mechanical key keycap 202, mechanical key Stroke Control sheet 203
Inward compression, reaches certain stroke, just can excite machinery key circuit 204, make system identification arrive button
Information.Existing machinery button is unfavorable for the structure design of terminal unit complete machine, and button takes up room the most unfavorable
Arranging in antenna, the existence of installing hole easily allows terminal unit intake, and also has and reduces complete machine to a certain extent
Structural strength.Simultaneously as the life-span of mechanical key itself limits, user operation, reliability can be affected
Poor.Existing terminal unit can use capacitance key, and capacitance key easily produces false touch, is unfavorable for
Button operation.
Summary of the invention
It is an object of the invention to provide a kind of pressure sensitive press-key structure, it is intended to solve in existing terminal unit
Mechanical key take up room relatively big, easily water inlet, complete machine structure intensity is more weak, reliability is poor and easy
Produce the technical problem of false touch.
The present invention is achieved in that a kind of pressure sensitive press-key structure, including terminal unit structural framing and
The support member arranged separately with described terminal unit structural framing, described terminal unit structural framing is with described
Being formed between support member and accommodate space, described pressure sensitive press-key structure also includes being contained in described receiving space
In pressure sensitive assembly, described pressure sensitive assembly include two be spaced apart by described terminal unit knot
What the first fulcrum on the medial surface of structure framework and one were arranged on described support member is intended for described terminal unit
The second fulcrum on the side of structural framing, described terminal unit structural framing in two described first fulcrums it
Between region formed pressing area, along the projection of pressing area described in the thickness direction of described terminal unit structural framing
Surrounding the projection of described second fulcrum, described pressure sensitive assembly also includes being connected to two described first fulcrums
On elastic carrier plate and be connected to the pressure transducer on described second fulcrum, described elastic carrier plate and institute
State the pressure transducer thickness direction phase contact along described terminal unit structural framing, described pressure sensitive button
Structure also includes that processor electrically connects with described pressure transducer and electrically connects with described processor and for inciting somebody to action
The pressure sensitive testing circuit of the pressure signal output extremely described processor that described pressure transducer is collected,
Described processor exports an execution signal in time receiving the pressure signal of described pressure sensitive testing circuit.
Further, described pressure sensitive assembly also includes two for bonding described terminal unit structural framing
It is used for bonding described pressure transducer and described support member with the first colloid of described elastic carrier plate and one
Second colloid, two described first colloid one_to_one corresponding form two described first fulcrums, described second colloid
Form described second fulcrum.
Further, described pressure sensitive assembly also includes for bonding described elastic carrier plate and described pressure
3rd colloid of sensor.
Further, described terminal unit structural framing is center, face-piece or drain pan, at described pressing area
Thickness range is 0.5mm to 2mm；Or, described terminal unit structural framing be touch screen, display screen or
Touching display integration screen, the thickness range at described pressing area is 0.5mm to 5mm.
Further, described terminal unit structural framing is divided into terminal unit the first structural framing and terminal unit
Second structural framing, described terminal unit the first structural framing offers installing hole, described terminal unit
Two structural framings are the fingerprint identification module with an information gathering key, and described information gathering key is arranged in described
In installing hole and described pressing area is positioned on this information gathering key, described support member and described fingerprint identification module
Arranging separately, two described first fulcrums are positioned at described second fulcrum on described fingerprint identification module
Being positioned on described support member, described elastic carrier plate is connected on two described first fulcrums, and described pressure passes
Sensor is connected on described second fulcrum, and described elastic carrier plate sets along described terminal with described pressure transducer
The thickness direction phase contact of standby first structural framing.
Further, described terminal unit structural framing is touch screen, display screen or touches display integrated screen
Act, described at least two, pressure sensitive components distribution is on the medial surface of described terminal unit structural framing, institute
Have the described pressure transducer in described pressure sensitive assembly all by described pressure sensitive testing circuit with described
Processor electrically connects.
Further, the gross thickness of described pressure sensitive assembly is tied with described terminal unit more than described support member
The spacing of structure framework.
Further, described support member is mechanically connected on described terminal unit structural framing；Or, described
Support member and described terminal unit structural framing are formed in one structure.
Another object of the present invention is to provide a kind of terminal unit, including pressure sensitive press-key structure.
Further, the back side wall that described terminal unit has a positive sidewall and described positive sidewall is arranged separately
And it is arranged on the side frame between described positive sidewall and described back side wall；Described pressing area is positioned at described positive sidewall
On, described pressure sensitive assembly is arranged on the medial surface of described positive sidewall；Or, described pressing area is positioned at
In described back side wall, described pressure sensitive assembly is arranged on the medial surface of described back side wall；Or, described
Pressing area is positioned on described side frame, and described pressure sensitive assembly is arranged on the medial surface of described side frame.
Relative to prior art, the present invention has the technical effect that the present invention passes through a kind of freely-supported beam type pressure sensitive
Assembly realizes pressure measxurement.When user applies pressure in pressing area, pressure passes through terminal unit structural framing
Being transferred on the first fulcrum, pressure transmission is on elastic carrier plate subsequently.Simultaneously because support member is fixed on end
On end device structure framework, user applies the reaction force acts of power on the second fulcrum, and pressure all concentrates on
On elastic carrier plate.Elastic carrier plate under the effect of the pressure, deforms.Pressure transducer detects bullet
The deformation of property loading plate, pressure transducer output pressure signal to pressure sensitive testing circuit, after analyzing and processing
Output to processor carries out action.This pressure sensitive press-key structure takes up room less, and beneficially antenna is arranged,
Overcome installing hole and mechanical key to cause terminal unit easily to intake simultaneously, complete machine structure intensity more weak and reliable
The situation that property is poor, and false touch can be prevented.
Accompanying drawing explanation
Fig. 1 is the structural representation of the terminal unit that prior art provides.
Fig. 2 is the structural representation of the pressure sensitive press-key structure that first embodiment of the invention provides.
Fig. 3 is the decomposing schematic representation of the pressure sensitive press-key structure of Fig. 2.
Fig. 4 is the structural representation of the pressure sensitive press-key structure that second embodiment of the invention provides.
Fig. 5 is the three-dimensional structure diagram of the terminal unit that first embodiment of the invention provides.
Fig. 6 is the three-dimensional structure diagram of the terminal unit that second embodiment of the invention provides.
Fig. 7 is the three-dimensional structure diagram of the terminal unit that third embodiment of the invention provides.
Fig. 8 is the three-dimensional exploded view of the terminal unit that fourth embodiment of the invention provides.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and reality
Execute example, the present invention is further elaborated.Only should be appreciated that specific embodiment described herein
Only in order to explain the present invention, it is not intended to limit the present invention.
Referring to Fig. 2, a kind of pressure sensitive press-key structure that first embodiment of the invention provides, including terminal
Device structure framework 10 and the support member 20 arranged separately with terminal unit structural framing 10, terminal unit
Being formed between structural framing 10 and support member 20 and accommodate space 50, pressure sensitive press-key structure also includes accommodating
In the pressure sensitive assembly 30 accommodated in space 50, pressure sensitive assembly 30 includes that two are spaced apart by
The first fulcrum 33 on the medial surface of terminal unit structural framing 10 and one be arranged on support member 20 towards
The second fulcrum 34 on the side of terminal unit structural framing 10, terminal unit structural framing 10 is in two
Region between first fulcrum 33 forms pressing area 11, and the thickness direction along terminal unit structural framing 10 is pressed
The projection of the second fulcrum 34 is surrounded in the projection of nip 11, and pressure sensitive assembly 30 also includes being connected to two the
Elastic carrier plate 31 on one fulcrum 33 and be connected to the pressure transducer 32 on the second fulcrum 34, elastic
Loading plate and pressure transducer are along the thickness direction phase contact of terminal unit structural framing 10, pressure sensitive button
Structure also includes that processor (not shown) electrically connects with pressure transducer 32 and electrically connects with processor and use
Pressure sensitive testing circuit (figure in the pressure signal output that pressure transducer 32 is collected to processor
Do not show), processor exports an execution signal in time receiving the pressure signal of pressure sensitive testing circuit.
The present invention realizes pressure measxurement by a kind of freely-supported beam type pressure sensitive assembly 30.When user applies pressure
When pressing area 11, pressure is transferred on the first fulcrum 33 by terminal unit structural framing 10, presses subsequently
Power is delivered on elastic carrier plate 31.Simultaneously because support member 20 is fixed on terminal unit structural framing 10
On, user applies the reaction force acts of power on the second fulcrum 34, and pressure all concentrates on elastic carrier plate
On 31.Elastic carrier plate 31 under the effect of the pressure, deforms.Pressure transducer 32 detects elasticity
The deformation of loading plate 31, pressure transducer 32 output pressure signal is to pressure sensitive testing circuit, at analysis
Export after reason to processor and carry out action.This pressure sensitive press-key structure takes up room less, beneficially antenna
Arrange, overcome installing hole 15 and mechanical key to cause terminal unit 100 easily to intake simultaneously, complete machine structure strong
Spend the more weak situation poor with reliability, and false touch can be prevented.
Elastic carrier plate 31 is for having certain thickness and having elastically-deformable sheet material.Elastic carrier plate 31 has
Flexible deformation, under a certain degree of External Force Acting, it is original that sheet material itself can be returned to sheet material in time
State, keeps function and characteristic constant.Elastic carrier plate 31 has certain thickness, and different thickness provides to be protected
Hold the at utmost different of deformation.Pressure transducer 32 is diaphragm pressure sensor, including pressure sensitive layer and
The pressure sensitive parts being arranged on pressure sensitive layer, pressure sensitive parts are the figure with pressure sensitive effect
Layer or circuit.Diaphragm pressure sensor is prior art, repeats no more.Support member 20 in the form of sheets, support member
20 are fixedly installed on terminal unit structural framing 10, for fixation pressure inductive component 30, it is ensured that feeling of stress
Assembly 30 position is answered to fix, uniform force.Preferably, support member 20 is to have certain thickness and intensity
Metal fixed strip.
For a pressure sensitive press-key structure, the first fulcrum 33 has two, is fixed on elastic carrier
The homonymy of plate 31, totally one, the second fulcrum 34, it is fixed on the opposite side of elastic carrier plate 31.First fulcrum
33, elastic carrier plate 31, pressure transducer 32 and the second fulcrum 34 collectively form freely-supported beam type pressure sensitive
Assembly 30, pressure sensitive assembly 30 has strain transfer and the effect of pressure sensitive concentration.First fulcrum 33
Being fixed on terminal unit structural framing 10, the second fulcrum 34 is connected to support member 20.When pressure be applied to by
Nip 11, pressure sensitive assembly 30 can will be perpendicular to the power of terminal unit structural framing 10, be changed into letter
The flexural deformation of strutbeam.When elastic carrier plate 31 occurs bending and deformation, pressure transducer 32 is capable of identify that
Detect that the external world is applied to the pressure of terminal unit structural framing 10 to the bending of elastic carrier plate 31.With
Time, it is pressed against the region between corresponding two the first fulcrums 33 of terminal unit structural framing 10, it is possible to will execute
The pressure transmission added is on pressure sensitive assembly 30, and the deformation of the simply supported beam that pressure causes simultaneously all concentrates on
The opposite position of two fulcrums 34, is achieved in that the concentration of pressure.
Further, pressure sensitive assembly 30 also includes for bonding terminal unit structural framing 10 with elastic
First colloid 33 of loading plate 31, the second colloid 34 for bonding pressure sensor 32 with support member 20,
Two the first colloid one_to_one corresponding form two the first fulcrums 33, and the second colloid forms the second fulcrum 34.Terminal
Device structure framework 10 carries out bonding with elastic carrier plate 31 by the first colloid 33, pressure transducer 32
It is connected on support member 20 by the second colloid 34.First colloid 33 and the second colloid 34 had both formed freely-supported
The fulcrum of beam, is easy to again the installation of pressure sensitive assembly 30.It is to be appreciated that the first fulcrum 33 and second
Fulcrum 34 can also use other to be mechanically connected and realize, and such as welds.Or, the first fulcrum 33 one becomes
Type is on terminal unit structural framing 10, and the second fulcrum 34 is one-body molded on support member 20, and elasticity is held
Support plate 31 and pressure transducer 32 are folded between the first fulcrum 33 and the second fulcrum 34, as long as constituting letter
Prop up beam type pressure sensitive assembly 30.
Further, pressure sensitive assembly 30 also includes for bonding elastic carrier plate 31 and pressure transducer
3rd colloid 35 of 32.Elastic carrier plate 31 is connected by the 3rd colloid 35 with pressure transducer 32.Should
Structure is easy to the assembling of elastic carrier plate 31 and pressure transducer 32.
Further, terminal unit structural framing 10 is center, face-piece or drain pan, the thickness at pressing area 11
Degree scope is 0.5mm to 2mm.Center, face-piece or drain pan refer to that the designed processing of terminal unit 100 produces
Parts.This center, face-piece or drain pan can be metal material, such as rustless steel, magnalium etc., also
Can be composite material quality, such as ABS, PC etc..Preferably, the thickness at pressing area 11 is 1.0mm.
Or, terminal unit structural framing 10 is touch screen, display screen or touches display integration screen, pressing area
Thickness range at 11 is 0.5mm to 5mm.Limit the thickness range at pressing area 11 to pass for bonding pressure
Sensor 32, it is ensured that the sensitivity of button.Terminal unit structural framing 10 needs to ensure structural strength, prevents
User because of under External Force Acting product rupture, deformation etc..
Further, the first colloid 33 is double faced adhesive tape, acrylic foamed glue, UV glue, AB glue or silica gel；
Second colloid 34 is double faced adhesive tape, acrylic foamed glue, UV glue, AB glue or silica gel；3rd colloid 35 is double
Face glue, acrylic foamed glue, UV glue, AB glue or silica gel.It is to be appreciated that the first colloid 33, second
Colloid the 34, the 3rd colloid 35 can also select other colloids.
Further, support member 20 is mechanically connected on terminal unit structural framing 10.Specifically, support
Mechanical connection between part 20 with terminal unit structural framing 10 can be securing member be connected, weld, clamping
Or other types are mechanically connected.This mechanical connection can provide the connection of more stable and stronger, will not in time and ring
The change in border has and changes slowly and lost efficacy.Or, support member 20 and terminal unit structural framing 10 are one
Forming structure.The fixed structure being i.e. pre-designed on terminal unit structural framing 10.
Further, please refer to Fig. 3, between support member 20 and terminal unit structural framing 10 in advance
The spacing of pressure sensitive assembly 30 is put in indwelling；Gross thickness D2 of pressure sensitive assembly 30 is more than support member
Space D 1 between 20 and terminal unit structural framing 10；So so that pressure sensitive assembly 30 is in assembling
During be used in a kind of elastic conjunction state；Specifically, pressure sensitive assembly 30 is the most all the time
Being in a kind of pressured state, this pressured state is in balance after mounting, it is possible to detect that terminal sets delicately
The pressure of standby structural framing 10 surface input.Further, the gross thickness of pressure sensitive assembly 30 is for supporting
1.05 times to 1.5 times of part 20 and terminal unit structural framing 10 spacing.Preferably, pressure sensitive group
Part 30 gross thickness is 0.9mm, and support member 20 is 0.8mm with the spacing of terminal unit structural framing 10.Can
To understand ground, gross thickness D2 of pressure sensitive assembly 30 can also set with terminal equal to or less than support member 20
Space D 1 between standby structural framing 10, but the less effective of program detection surface pressing.
Further, pressing area 11 is provided with the marking keys for indicating pressure sensitive assembly 30.Just
In user operation.The center one_to_one corresponding that the center of pressure transducer 32 indicates with button.
Further, elastic carrier plate 31 is metalwork or moulding.Preferably, elastic carrier plate 31 is
The stainless steel substrates of 0.4mm；Or, elastic carrier plate 31 is the ABS plate of 0.6mm.
Referring to Fig. 2, the pressure sensitive press-key structure that first embodiment of the invention provides, this pressure sensitive is pressed
Bond structure is applied to the on & off switch of terminal unit 100, volume key, function key.Pressure sensitive testing circuit,
Electrically connect with pressure sensitive sensor, for identifying the pressing signal of user, pressure sensitive sensor is adopted
Collect the pressing information of user and analyze and process, exporting result.Processor, with pressure transducer 32
Electrical connection, for the pressure information that is given according to pressure transducer 32, be given switch, volume adjusting or other
Perform signal.Pressure sensitive testing circuit and processor are prior art.
Pressure sensitive press-key structure is applied on & off switch, and when receiving switching signal, processor gathers user
Being pressed against pressure information and the temporal information of key position, pressure and temporal information to collecting are analyzed
Process, output switching signal.
Pressure sensitive press-key structure is applied to volume key, when receiving volume adjustment signals, and processor collection
User is pressed against pressure information and the temporal information of volume button position, and calculates compression number, to collecting
Pressure time information be analyzed process, according to compression number, the signal of output volume adjusting.
Referring to Fig. 4, the pressure sensitive press-key structure that second embodiment of the invention provides, with first embodiment
The pressure sensitive press-key structure provided is roughly the same, unlike first embodiment: terminal unit structural frames
Frame 10 is divided into terminal unit the first structural framing 10a and terminal unit the second structural framing 10b, terminal unit
Offering installing hole 15 on first structural framing 10a, terminal unit the second structural framing 10b is for having a letter
Breath gathers the fingerprint identification module of key 16, and information gathering key 16 is arranged in installing hole 15 and pressing area 11
It is positioned on this information gathering key 16, support member 20 and the side departing from pressing area 11 of fingerprint identification module
Arranging separately, two the first fulcrums 33 are positioned on fingerprint identification module second fulcrum 34 and are positioned at
In support member 20, elastic carrier plate 31 is connected on two the first fulcrums 33, and pressure transducer 32 is connected to
On second fulcrum 34, elastic carrier plate and pressure transducer are along the thickness of terminal unit the first structural framing 10a
Direction phase contact.
Fingerprint/optical recognition module gathers finger print information or optical information by information gathering key 16, and fingerprint/
Optical recognition module is prior art, repeats no more.Pressure sensitive assembly 30 is attached to fingerprint/light knowledge
The lower section of other module, meanwhile, support member 20 is fixedly installed on terminal unit the first structural framing 10a, becomes
For the pressure switch circuit of fingerprint/optical identification can be carried out.When user is when operating fingerprint/optical recognition module,
Fingerprint/optical recognition module, while recognizing user fingerprints information or optical information, detects that user applies
The size of pressure.Pressure identification circuit output pressure information, fingerprint/optical recognition module output fingerprint/light
Information after identifying pressure information, provides the actions such as switching on and shutting down to processor, processor, coordinates simultaneously and refers to
Stricture of vagina/optical information has determined whether unblock/encryption etc..It is achieved thereby that fingerprint/optics, switching on and shutting down or its
The All-in-One of his keypress function.The program solves terminal unit to be increased after fingerprint/optical module, still needs to increase
The problem adding multiple mechanical key.Decrease the configuration quantity of button, promote the convenience of design, add
The experience of user.
Referring to Fig. 2, Fig. 5, the terminal unit 100 that first embodiment of the invention provides, including pressure sensitive
Press-key structure.The back of the body that terminal unit structural framing 10 has a positive sidewall 12 and positive sidewall 12 is arranged separately
Sidewall 13 and be arranged on the side frame 14 between positive sidewall 12 and back side wall 13；Pressing area 11 is just formed at
Sidewall 12, pressure sensitive assembly 30 is arranged on the side departing from pressing area 11 of positive sidewall 12.Just
Sidewall 12 can be touch screen, display screen or front-side frame.Pressure sensitive sensor is preset in terminal unit
100 front touch screens, display screen or the lower section of front-side frame, the now touch screen, aobvious of terminal unit 100
Display screen or front-side frame, be terminal unit structural framing 10.Pressing area 11 on pressure sensitive assembly 30
Showing as the function key of terminal unit 100, such as " menu ", " return ", " homepage " etc..
Referring to Fig. 2, Fig. 6, the terminal unit 100 that second embodiment of the invention provides, with first embodiment
The terminal unit 100 provided is roughly the same, unlike first embodiment: pressing area 11 is formed at dorsal part
Wall 13, pressure sensitive assembly 30 is arranged on the side departing from pressing area 11 of back side wall 13.Dorsal part
Wall 13 refers to drain pan.Pressure transducer 32 is bonded in inside drain pan, and by drain pan and terminal unit 100
Installation coordinate realize keypress function.On & off switch, volume key are arranged on the back cover of terminal unit 100.
Meanwhile, this pressure buttons can be to be defined as the button of other forms.Abandon original at terminal unit 100
The button design of side, moves on to button design on product shell on the back.Remove mechanical key so that product design
While ensureing that integration is attractive in appearance, improve the NBC protective performance of product.
Referring to Fig. 2, Fig. 7, the terminal unit 100 that third embodiment of the invention provides, with first embodiment
The terminal unit 100 provided is roughly the same, unlike first embodiment: pressing area 11 is formed at side
Frame 14, pressure sensitive assembly 30 is arranged on the side departing from pressing area 11 of side frame 14.Side
Frame 14 is not in use by the structure of mounting hole of prior art (Fig. 1), and uses the structural design scheme of integration.
Pressure sensitive assembly 30 is bonded in the inner side of terminal unit structural framing 10 side, it is achieved original switch,
Volume+, volume-function.The structure of mounting hole solving terminal unit structural framing 10 causes structural strength
Reduce, the situation of terminal unit bending fracture can occur in some cases.Integrated design simultaneously, removes
Mechanical key, beautifies for outward appearance, the realization of water-proof function etc. provides more more options.
Referring to Fig. 2, Fig. 8, the terminal unit 100 that fourth embodiment of the invention provides, with first embodiment
The terminal unit 100 provided is roughly the same, unlike first embodiment: terminal unit structural framing 10
For touch screen, display screen or touch display integration screen, at least two pressure sensitive assembly 30 is distributed in end
On the medial surface of end device structure framework 10, the pressure transducer 32 in all pressure sensitive assemblies 30 is the most logical
Excess pressure sensing testing circuit electrically connects with processor.
Specifically, by presetting 4 after display screen or more than 4 pressure sensitive assemblies 30 so that pressure
Inductive component 30 according to certain arranged distribution after display screen, it is ensured that terminal unit structural framing 10
Stabilized structure.Meanwhile, the center that had by terminal unit 100 itself, frame etc. form support member
20；For being mechanically connected between support member 20 and terminal unit structural framing 10.This mechanical connection can be to make
The soft connection formed with double faced adhesive tape, VHB (splicing of very high strength), it is also possible to for use UV point glue,
The higher connection of hardness that silica gel is formed.
User is when pressing touch screen, display screen surface, and pressure is delivered to pressure by touch screen, display screen
Inductive component 30, causes elastic carrier plate 31 to occur bending and deformation, and pressure transducer 32 detects that elasticity is held
The deformation of support plate 31, and output pressure signal is to pressure sensitive testing circuit；Pressure sensitive testing circuit detects
To 4 be laid in below touch screen, display screen or the data of multiple pressure sensitive assembly 30, unify
After process, it is delivered on processor.The position touch information that processor can obtain according to touch screen, display screen,
The pressure information detected in conjunction with pressure sensitive testing circuit, the procedure operation that output is corresponding.
These are only presently preferred embodiments of the present invention, not in order to limit the present invention, all the present invention's
Any amendment, equivalent and the improvement etc. made within spirit and principle, should be included in the guarantor of the present invention
Within the scope of protecting.
Claims (10)
1. a pressure sensitive press-key structure, it is characterised in that: include terminal unit structural framing and with described
The support member that terminal unit structural framing is arranged separately, described terminal unit structural framing and described support member
Between formed accommodate space, described pressure sensitive press-key structure also includes the pressure being contained in described receiving space
Power inductive component, described pressure sensitive assembly includes that two are spaced apart by described terminal unit structural framing
Medial surface on the first fulcrum and one be arranged on described support member be intended for described terminal unit structural frames
The second fulcrum on the side of frame, described terminal unit structural framing district between two described first fulcrums
Territory forms pressing area, and institute is surrounded in the projection along pressing area described in the thickness direction of described terminal unit structural framing
Stating the projection of the second fulcrum, described pressure sensitive assembly also includes the bullet being connected on two described first fulcrums
Property loading plate and be connected to the pressure transducer on described second fulcrum, described elastic carrier plate and described pressure
Sensor is along the thickness direction phase contact of described terminal unit structural framing, and described pressure sensitive press-key structure is also
Electrically connect with described pressure transducer including processor and electrically connect with described processor and for by described pressure
The pressure sensitive testing circuit of the pressure signal output extremely described processor that force transducer is collected, described place
Reason device exports an execution signal in time receiving the pressure signal of described pressure sensitive testing circuit.
2. pressure sensitive press-key structure as claimed in claim 1, it is characterised in that: described pressure sensitive group
Part also include two for the first colloid of bonding described terminal unit structural framing and described elastic carrier plate and
One the second colloid for bonding described pressure transducer with described support member, two described first colloids one
One is correspondingly formed two described first fulcrums, and described second colloid forms described second fulcrum.
3. pressure sensitive press-key structure as claimed in claim 1, it is characterised in that: described pressure sensitive group
Part also includes the 3rd colloid for bonding described elastic carrier plate Yu described pressure transducer.
4. pressure sensitive press-key structure as claimed in claim 1, it is characterised in that: described terminal unit is tied
Structure framework is center, face-piece or drain pan, and the thickness range at described pressing area is 0.5mm to 2mm；Or,
Described terminal unit structural framing is touch screen, display screen or touches display integration screen, described pressing area
The thickness range at place is 0.5mm to 5mm.
5. pressure sensitive press-key structure as claimed in claim 1, it is characterised in that: described terminal unit is tied
Structure framework is divided into terminal unit the first structural framing and terminal unit the second structural framing, described terminal unit the
Offering installing hole on one structural framing, described terminal unit the second structural framing is for having an information gathering key
Fingerprint identification module, described information gathering key is arranged in described installing hole and described pressing area is positioned at this letter
Breath gathers on key, and described support member is arranged separately with described fingerprint identification module, two described first fulcrums
Being positioned on described fingerprint identification module that described second fulcrum is positioned on described support member, described elasticity is held
Support plate is connected on two described first fulcrums, and described pressure transducer is connected on described second fulcrum, institute
State elastic carrier plate to push up mutually along the thickness direction of described terminal unit the first structural framing with described pressure transducer
Support.
6. pressure sensitive press-key structure as claimed in claim 1, it is characterised in that: described terminal unit is tied
Structure framework is touch screen, display screen or touches display integration screen, pressure sensitive assembly described at least two
It is distributed on the medial surface of described terminal unit structural framing, the described pressure in all described pressure sensitive assemblies
Force transducer is all electrically connected with described processor by described pressure sensitive testing circuit.
7. the pressure sensitive press-key structure as described in any one of claim 1 to 6, it is characterised in that: described
The gross thickness of pressure sensitive assembly is more than the spacing of described support member with described terminal unit structural framing.
8. the pressure sensitive press-key structure as described in any one of claim 1 to 6, it is characterised in that: described
Support member is mechanically connected on described terminal unit structural framing；Or, described support member sets with described terminal
Standby structural framing is formed in one structure.
9. a terminal unit, it is characterised in that: include the pressure as described in any one of claim 1 to 8
Induced key structure.
10. terminal unit as claimed in claim 9, it is characterised in that: described terminal unit has positive side
Back side wall that wall and described positive sidewall are arranged separately and being arranged between described positive sidewall and described back side wall
Side frame；Described pressing area is positioned on described positive sidewall, and described pressure sensitive assembly is arranged at described positive side
On the medial surface of wall；Or, described pressing area is positioned in described back side wall, and described pressure sensitive assembly is arranged
On the medial surface of described back side wall；Or, described pressing area is positioned on described side frame, described feeling of stress
Assembly is answered to be arranged on the medial surface of described side frame.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510306889.0A CN106301324B (en) | 2015-06-05 | 2015-06-05 | Pressure sensing key structure and terminal equipment with same |
| CN201680032862.XA CN107735951B (en) | 2015-06-05 | 2016-02-05 | Pressure sensing device and electronic equipment with same |
| PCT/CN2016/073646 WO2016192409A1 (en) | 2015-06-05 | 2016-02-05 | Pressure sensing means and electronic device having said pressure sensing means |
| US15/579,443 US10338719B2 (en) | 2015-06-05 | 2016-02-05 | Pressure sensing apparatus and electronic device having said pressure sensing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510306889.0A CN106301324B (en) | 2015-06-05 | 2015-06-05 | Pressure sensing key structure and terminal equipment with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106301324A true CN106301324A (en) | 2017-01-04 |
| CN106301324B CN106301324B (en) | 2023-05-09 |
Family
ID=57439949
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510306889.0A Active CN106301324B (en) | 2015-06-05 | 2015-06-05 | Pressure sensing key structure and terminal equipment with same |
| CN201680032862.XA Active CN107735951B (en) | 2015-06-05 | 2016-02-05 | Pressure sensing device and electronic equipment with same |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680032862.XA Active CN107735951B (en) | 2015-06-05 | 2016-02-05 | Pressure sensing device and electronic equipment with same |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US10338719B2 (en) |
| CN (2) | CN106301324B (en) |
| WO (1) | WO2016192409A1 (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106301324B (en) | 2023-05-09 |
| WO2016192409A1 (en) | 2016-12-08 |
| CN107735951A (en) | 2018-02-23 |
| CN107735951B (en) | 2021-08-31 |
| US10338719B2 (en) | 2019-07-02 |
| US20180164938A1 (en) | 2018-06-14 |
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